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Finding the Fourth Proportional to 17,005.80, 23,469.82 and 9,934.52

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Solution

The fourth proportional to 17,005.80, 23,469.82 and 9,934.52 is: 13,710.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,005.80 : 23,469.82 = 9,934.52 : x
  2. Step 2: Convert to fraction form
    17,005.80/23,469.82 = 9,934.52/x
  3. Step 3: Cross multiply
    17,005.80x = 23,469.82 × 9,934.52
  4. Step 4: Simplify right side
    17,005.80x = 233,161,396.19
  5. Step 5: Solve for x
    x = 233,161,396.19/17,005.80
  6. Step 6: Final answer
    x = 13,710.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.